2018 BYU Cougars Turnover Margin Split Stats through 01/07/2019
| Split | G | Fum. Gain | Int. Gain | Total Gain | Fum. Lost | Int. Lost | Total Lost | Margin | Margin/G |
|---|---|---|---|---|---|---|---|---|---|
| All Games | 13 | 9 | 9 | 18 | 10 | 7 | 17 | 1 | 0.08 |
| at Home | 6 | 6 | 6 | 12 | 4 | 6 | 10 | 2 | 0.33 |
| on Road/Neutral Site | 7 | 3 | 3 | 6 | 6 | 1 | 7 | -1 | -0.14 |
| in Wins | 7 | 4 | 7 | 11 | 4 | 2 | 6 | 5 | 0.71 |
| in Losses | 6 | 5 | 2 | 7 | 6 | 5 | 11 | -4 | -0.67 |
| vs. Conference | 2 | 1 | 2 | 3 | 2 | 1 | 3 | 0 | 0.00 |
| vs. Non-Conference | 11 | 8 | 7 | 15 | 8 | 6 | 14 | 1 | 0.09 |
| vs. Ranked (AP) | 3 | 2 | 1 | 3 | 6 | 1 | 7 | -4 | -1.33 |
| vs. Unranked (AP) | 10 | 7 | 8 | 15 | 4 | 6 | 10 | 5 | 0.50 |
| vs. FBS (I-A) | 12 | 7 | 7 | 14 | 9 | 7 | 16 | -2 | -0.17 |
| vs. FCS (I-AA) | 1 | 2 | 2 | 4 | 1 | 0 | 1 | 3 | 3.00 |
| vs. FBS Winning | 9 | 6 | 5 | 11 | 7 | 6 | 13 | -2 | -0.22 |
| vs. FBS Non-Winning | 3 | 1 | 2 | 3 | 2 | 1 | 3 | 0 | 0.00 |
| vs. FBS Power 5 | 5 | 4 | 2 | 6 | 1 | 3 | 4 | 2 | 0.40 |
| vs. FBS non-Power 5 | 7 | 3 | 5 | 8 | 8 | 4 | 12 | -4 | -0.57 |
| in August/September | 5 | 5 | 4 | 9 | 2 | 2 | 4 | 5 | 1.00 |
| in October | 3 | 1 | 1 | 2 | 2 | 3 | 5 | -3 | -1.00 |
| in November | 4 | 3 | 3 | 6 | 5 | 2 | 7 | -1 | -0.25 |
| in December/January | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0.00 |